| BCAA’s | Branched-chain amino acids |
| BW | Body weight |
| CR | Caloric restriction |
| CHO | Carbohydrates |
| EA | Energy availability |
| EAT | Exercise activity thermogenesis |
| EI | Energy intake |
| EFSA | European Food Safety Authority |
| FAT | Fats |
| FFM | Fat free mass |
| FM | Fat mass |
| HMB | beta-hydroxy beta-methylbutyrate |
| IAAO | Indicator amino acid oxidation |
| ISSN | International Society of Sports Nutrition |
| LEA | Low energy availability |
| MVM | Multivitamin-mineral |
| NEAT | Non-exercise activity thermogenesis |
| PRO | Protein |
| RDI | Recommended dietary intake |
| RMR | Resting metabolic rate |
| TRF | Time-restricted feeding |